Derivative Instruments and Hedging Activities (Details) $ in Thousands, € in Millions	Jun. 30, 2020 EUR (€)	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)
Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net		$ 2,000
Derivative Asset, Current		2,717	$ 2,975
Derivative Liability, Current		27,564	970
Settlement of Notional Amounts \| €	€ (4)
Derivative Asset, Noncurrent		0	3,443
Derivative Liability, Noncurrent		0	23,349
Interest Rate Swap [Member]
Derivative Asset, Current		0	0
Derivative Liability, Current		3,005	0
Derivative Liability, Noncurrent		0	0
Derivative, Notional Amount		480,000	480,000
Cross Currency Interest Rate Contract [Member]
Derivative Asset, Current		2,717	2,975
Derivative Liability, Current			970
Derivative Asset, Noncurrent		0	181
Derivative Liability, Noncurrent		0	23,349
Derivative, Notional Amount		458,689	466,621
Fair Value, Recurring [Member]
Financial and Nonfinancial Liabilities, Fair Value Disclosure		103,341	99,839
Assets, Fair Value Disclosure		62,316	67,055
Fair Value, Recurring [Member] \| Cross Currency Interest Rate Contract [Member]
Financial and Nonfinancial Liabilities, Fair Value Disclosure		24,559	24,319
Assets, Fair Value Disclosure		2,717	3,156
Fair Value, Recurring [Member] \| Interest Rate Swap [Member]
Derivative Asset, Noncurrent		0	3,262
Financial and Nonfinancial Liabilities, Fair Value Disclosure		3,005
Assets, Fair Value Disclosure			3,262
Prepaid expenses and other current assets and Other accrued expenses [Member]
Effect of Netting Derivative Instruments		(3,000)	(1,000)
Other Noncurrent Assets [Member]
Effect of Netting Derivative Instruments		0	1,000
Fair Value, Inputs, Level 2 [Member] \| Fair Value, Recurring [Member]
Financial and Nonfinancial Liabilities, Fair Value Disclosure		91,427	88,300
Assets, Fair Value Disclosure		62,316	67,055
Fair Value, Inputs, Level 2 [Member] \| Fair Value, Recurring [Member] \| Cross Currency Interest Rate Contract [Member]
Financial and Nonfinancial Liabilities, Fair Value Disclosure		24,559	24,319
Assets, Fair Value Disclosure		2,717	3,156
Fair Value, Inputs, Level 2 [Member] \| Fair Value, Recurring [Member] \| Interest Rate Swap [Member]
Financial and Nonfinancial Liabilities, Fair Value Disclosure		$ 3,005
Assets, Fair Value Disclosure			$ 3,262

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